FR2873718B1 - Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase - Google Patents

Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase

Info

Publication number
FR2873718B1
FR2873718B1 FR0408312A FR0408312A FR2873718B1 FR 2873718 B1 FR2873718 B1 FR 2873718B1 FR 0408312 A FR0408312 A FR 0408312A FR 0408312 A FR0408312 A FR 0408312A FR 2873718 B1 FR2873718 B1 FR 2873718B1
Authority
FR
France
Prior art keywords
breathing
forming
aluminum alloy
conversion layer
alloy product
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR0408312A
Other languages
English (en)
Other versions
FR2873718A1 (fr
Inventor
Jean Sylvestre Safrany
Michel Mediouni
Sylvain Henry
Sandrine Dulac
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Constellium Neuf Brisach SAS
Original Assignee
Pechiney Rhenalu SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pechiney Rhenalu SAS filed Critical Pechiney Rhenalu SAS
Priority to FR0408312A priority Critical patent/FR2873718B1/fr
Priority to US11/572,675 priority patent/US7875129B2/en
Priority to CA002575175A priority patent/CA2575175A1/fr
Priority to DE05793591T priority patent/DE05793591T1/de
Priority to PCT/FR2005/001935 priority patent/WO2006018535A1/fr
Priority to EP05793591A priority patent/EP1771601A1/fr
Publication of FR2873718A1 publication Critical patent/FR2873718A1/fr
Application granted granted Critical
Publication of FR2873718B1 publication Critical patent/FR2873718B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/08—Non-ferrous metals or alloys
    • B23K2103/10—Aluminium or alloys thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • B23K35/3603—Halide salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • B23K35/3603—Halide salts
    • B23K35/3605—Fluorides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y10T428/2951—Metal with weld modifying or stabilizing coating [e.g., flux, slag, producer, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
FR0408312A 2004-07-28 2004-07-28 Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase Active FR2873718B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0408312A FR2873718B1 (fr) 2004-07-28 2004-07-28 Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase
US11/572,675 US7875129B2 (en) 2004-07-28 2005-07-26 Method for forming a conversion layer on an aluminum alloy product prior to fluxless brazing
CA002575175A CA2575175A1 (fr) 2004-07-28 2005-07-26 Procede de formation d ' une couche de conversion sur un produit en alliage d ' aluminium avant le procede de brasage sans flux
DE05793591T DE05793591T1 (de) 2004-07-28 2005-07-26 Verfahren zur herstellung einer konversionsschicht auf einem aluminiumlegierungsprodukt vor dem hartlötverfahren ohne flussmittel
PCT/FR2005/001935 WO2006018535A1 (fr) 2004-07-28 2005-07-26 Procede de formation d ' une couche de conversion sur un produit en alliage d ' aluminium avant le procede de brasage sans flux
EP05793591A EP1771601A1 (fr) 2004-07-28 2005-07-26 Procede de formation d ' une couche de conversion sur un produit en alliage d ' aluminium avant le procede de brasage sans flux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0408312A FR2873718B1 (fr) 2004-07-28 2004-07-28 Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase

Publications (2)

Publication Number Publication Date
FR2873718A1 FR2873718A1 (fr) 2006-02-03
FR2873718B1 true FR2873718B1 (fr) 2007-02-02

Family

ID=34948243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0408312A Active FR2873718B1 (fr) 2004-07-28 2004-07-28 Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase

Country Status (6)

Country Link
US (1) US7875129B2 (fr)
EP (1) EP1771601A1 (fr)
CA (1) CA2575175A1 (fr)
DE (1) DE05793591T1 (fr)
FR (1) FR2873718B1 (fr)
WO (1) WO2006018535A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2873718B1 (fr) 2004-07-28 2007-02-02 Pechiney Rhenalu Sa Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase
EP2660043B1 (fr) * 2012-05-04 2021-03-03 Hydro Aluminium Rolled Products GmbH Utilisation d'une produit plaquée en aluminium pour le brassage sans flux
DE112016005165T5 (de) 2015-11-10 2018-07-19 Aleris Rolled Products Germany Gmbh Flussmittelfreies Hartlötverfahren
WO2017137236A1 (fr) 2016-02-09 2017-08-17 Aleris Rolled Products Germany Gmbh Produit de type tôle de brasage multicouche en aluminium et procédé de brasage sans fondant
JPWO2020204167A1 (fr) * 2019-04-04 2020-10-08

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006790A (en) * 1958-10-20 1961-10-31 Gen Motors Corp Flux containing carboxypolymethylene
JPS4918536B1 (fr) 1970-07-25 1974-05-10
US3819424A (en) * 1971-06-17 1974-06-25 Oxy Metal Finishing Corp Method and composition for treating metal surfaces
JPS6083771A (ja) 1983-10-13 1985-05-13 Toyota Central Res & Dev Lab Inc アルミニウム系材料のろう付け方法
JPS6138777A (ja) 1984-07-31 1986-02-24 Toyota Central Res & Dev Lab Inc アルミニウム系材料のろう付け方法
JPS60130463A (ja) 1983-12-16 1985-07-11 Toyota Central Res & Dev Lab Inc アルミニウム系材料のろう付け方法
JPS60102271A (ja) 1983-11-07 1985-06-06 Toyota Central Res & Dev Lab Inc アルミニウム系材料のろう付け方法
JPS6149770A (ja) 1984-08-14 1986-03-11 Toyota Central Res & Dev Lab Inc アルミニウム系材料のろう付け方法
US4619716A (en) * 1983-10-13 1986-10-28 Kabushiki Kaisha Toyota Chuo Kenkyusho Method of brazing an aluminum material
JP2835724B2 (ja) * 1988-04-05 1998-12-14 三菱アルミニウム株式会社 アルミニウム又はアルミニウム合金材の熱処理時の酸化皮膜の成長仰制方法並びに熱処理時における酸化皮膜の成長が仰制されたアルミニウム又はアルミニウム合金材及びその製造法
US5102033A (en) 1991-04-16 1992-04-07 Kaiser Aluminum & Chemical Corporation Method for improving the fillet-forming capability of aluminum vacuum brazing sheet products
US5441580A (en) * 1993-10-15 1995-08-15 Circle-Prosco, Inc. Hydrophilic coatings for aluminum
US5380374A (en) * 1993-10-15 1995-01-10 Circle-Prosco, Inc. Conversion coatings for metal surfaces
JPH07185797A (ja) * 1993-12-27 1995-07-25 Sky Alum Co Ltd ろう付け用アルミニウム材の製造方法、およびろう付け方法
JP3409471B2 (ja) * 1994-11-22 2003-05-26 松文 高谷 アルミニウム系金属材料の表面処理方法
US5759244A (en) * 1996-10-09 1998-06-02 Natural Coating Systems, Llc Chromate-free conversion coatings for metals
US6475301B1 (en) * 1999-07-06 2002-11-05 Visteon Global Technologies, Inc. Conversion coatings on aluminum from KF solutions
TW499503B (en) * 1999-10-21 2002-08-21 Hon Hai Prec Ind Co Ltd Non-chromate chemical treatments used on magnesium alloys
JP2001316847A (ja) * 2000-05-08 2001-11-16 Ford Global Technol Inc Ｋｆ溶液噴霧によるアルミニウム上の化成被覆
FR2873718B1 (fr) 2004-07-28 2007-02-02 Pechiney Rhenalu Sa Procede de formation d'une couche de conversion sur un produit en alliage d'aluminium destine a etre brase
US7101469B2 (en) * 2004-11-10 2006-09-05 Atotech Deutschland Gmbh Metal pieces and articles having improved corrosion resistance

Also Published As

Publication number Publication date
EP1771601A1 (fr) 2007-04-11
US20070204935A1 (en) 2007-09-06
FR2873718A1 (fr) 2006-02-03
DE05793591T1 (de) 2007-09-06
CA2575175A1 (fr) 2006-02-23
WO2006018535A1 (fr) 2006-02-23
US7875129B2 (en) 2011-01-25

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